Oldham OLCT 10 & OLC 10 Fixed Gas Detectors

Code: OLCT 10
  • Simple To Use
  • Flammable, Toxic & Freons
  • Safe area use only

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Oldham OLCT 10 and OLC 10

Due to a housing issue with this range, the endurance test has not been passed as required by the ATEX certification (above 75°C with 90% Relative Humidity for four weeks). As a result, we can no longer guarantee the use of these detectors in an explosive atmosphere classified as ATEX Zone 2. For an ATEX-approved alternative, click here. 

We can deliver without ATEX markings if the detectors are not intended for use in an ATEX-classified area.

The OLCT 10 range can monitor toxic gases CO, NO, NO2, flammables or Freons. The OLC 10 is for flammable gases only.

An economical solution for continuous gas monitoring, ideal for garages, car parks, boiler rooms, charging rooms, refrigerant environments (freons) and hospitals. Rugged, small footprint, easy installation and operation. Compatible with Oldham’s MX15 controller or third-party control panels. Detectors do not have a display.

OLCT 10

  • Catalytic, Electrochemical or Semiconductor sensors
  • Analogue models output 4-20mA
  • Digital models output RS485 Modbus, proprietary protocol. OLCT 10N range

OLC 10

  • Catalytic only
  • OLC 10 TWIN allows the connection of 2 sensors with a single channel
  • Wheatstone Bridge mV output

Common range features

  • IP65 Dust and humidity-resistant ABS housing
  • Fast and accurate response
  • ATEX 3G approval for hazardous area deployment. Except for semiconductor & OLCT 10N Carbon Dioxide IR versions for use in safe areas only
  • Power supply 15 to 30 Vdc (nominal 24 Vdc)
  • Operating temperature -10 to + 45 °C
  • Brand Oldham owned by Teledyne

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    Title Size
    OLCT 10 Toxic Brochure 230 KB
    OLCT 10 Explo Brochure 307 KB
    OLC_OLCT 10 Manual 1 MB
    OLC_OLCT 10 non ATEX 942 KB
    Product bulletin OLCT 10. series (003) 592 KB

    Additional information

    Weight 0.09 kg

    Ordering Information

    OLC 10 Wheatstone Bridge
    6513559 OLC 10 ATEX II 3 G – EEx nA IIC T6 approved. Range 0-100% LEL CH4 / C4H10 / C3H8 / H2
    6513566 OLC 10 TWIN ATEX II 3 G – EEx nA IIC T6 approved. Allows to link x 2 OLC 10 TWIN detectors to one single channel without any junction box. Range 0-100% LEL CH4 / C4H10 / C3H8 / H2
    OLCT10 Catalytic Versions
    OLCT10-001 OLCT 10 CH4, Methane 0-100% LEL (5% Vol.)
    OLCT10-002 OLCT 10 CH4, Methane 0-100% LEL (4.4% Vol.)
    OLCT10-003 OLCT 10 H2, Hydrogen 0-100% LEL
    OLCT10-004 OLCT 10 C4H10, Butane 0-100% LEL
    OLCT10-005 OLCT 10 C3H8, Propane 0-100% LEL
    OLCT10 Electrochemical Versions
    OLCT10-204 OLCT 10 CO, Carbone Monoxide 0-300 ppm
    OLCT10-216 OLCT 10 NO, Nitric Oxide 0-100 ppm
    OLCT10-220 OLCT 10 NO2, Nitrogen Dioxide 0-30 ppm
    OLCT10 Semi-Conductor Versions
    OLCT10-500 OLCT 10 R12, 0-1% Vol.
    OLCT10-501 OLCT 10 R22, 0-2000 ppm
    OLCT10-502 OLCT 10 R134A, 0-2000 ppm
    OLCT10-505 OLCT 10 R11, 0-1% Vol.
    OLCT10-506 OLCT 10 R23, 0-1% Vol.
    OLCT10-509 OLCT 10 R123, 0-2000 ppm
    OLCT10-510 OLCT 10 FX56, 0-2000 ppm
    OLCT10-511 OLCT 10 R143A, 0-2000 ppm
    OLCT10-512 OLCT 10 R404A, 0-2000 ppm
    OLCT10-513 OLCT 10 R507, 0-2000 ppm
    OLCT10-514 OLCT 10 R410A, 0-1000 ppm
    OLCT10-515 OLCT 10 R32, 0-1000 ppm
    OLCT10-517 OLCT 10 R407C, 0-1000 ppm
    OLCT10-518 OLCT 10 R408A, 0-4000 ppm
    OLCT10-519 OLCT 10 R407F, 0-1000 ppm
    OLCT10-520 OLCT 10 R434A (RS45), 0-4000 ppm
    OLCT10-521 OLCT 10 R245FA, 0-1000 ppm
    OLCT10-525 OLCT 10 HFO-1234ZE, 0-1000 ppm
    OLCT10-662 OLCT 10 HFO-1234YF, 0-1000 ppm
    OLCT10-664 OLCT 10 CH4, Methane 0-100% LEL (5%vol)
    OLCT10-665 OLCT 10 CH4, Methane 0-100% LEL (4.4%vol)
    OLCT10-666 OLCT 10 C4H10, Butane 0-100% LEL
    OLCT10-667 OLCT 10 C3H8, Propane 0-100% LEL
    OLCT10 Poison Resistant Versions
    OLCT10-AP-001 OLCT 10 CH4, Methane 0-100% LEL (5% Vol.), poison resistant sensor
    OLCT10-AP-002 OLCT 10 CH4, Methane 0-100% LEL (4.4% Vol.), poison resistant sensor
    OLCT10-AP-003 OLCT 10 H2, Hydrogen 0-100% LEL, poison resistant sensor
    OLCT10-AP-004 OLCT 10 C4H10, Butane 0-100% LEL, poison resistant sensor
    OLCT10-AP-005 OLCT 10 C3H8, Propane 0-100% LEL, poison resistant sensor
    OLCT 10 Accessories
    NPO10GB User manual OLCT 10 in English language, hard copy
    NPO10FR User manual OLCT 10 in French language, hard copy
    6147872 OLCT 10 tool kit (includes one screwdriver and one flat cable for signal measurement)
    6123717 Shock-guard protector for OLC(T)10 and 300 series
    6331141 Calibration cup (all detectors except OLCT-IR, all gases)

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